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Details
| Specification | Value |
|---|---|
| Brand | HELLA |
| MPN | 8tl359003-341 |
| Pressure [bar] | 100 bar |
| Operating Mode | HY |
| Belt Pulley Ø [mm] | 106 mm |
OE/OEM numbers (2)
Search by this OE number to find compatible parts
- MERCEDES-BENZ—003 466 64 01
- MERCEDES-BENZ—A 003 466 64 01
Where this part fits
Original-fit position for OE 0034666401. The red ring marks where this part installs on the vehicle.

About this product
When hydraulic pump steering performance matters, the HELLA 8TL 359 003-341 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Pressure [bar]: 100 bar, Operating Mode: Hybrid, Belt Pulley Ø [mm]: 106 mm, Pulleys: 0, Rotation Direction: 0. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with MERCEDES-BENZ vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 003 466 64 01, 0034666401, 359 003-341, 359003341 and 3 more. Matching these numbers confirms a like-for-like replacement with no loss of function. HELLA is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
About HELLA
HELLA, founded in 1899 in Lippstadt, Germany, is a global automotive lighting and electronics specialist now operating as FORVIA HELLA. HELLA specialises in headlamps, rear lights, signal lighting, sensors, actuators, and electronic control units. As an OE supplier to virtually all major car manufacturers, HELLA products represent the cutting edge of automotive lighting and electronic technology. With 125+ years of innovation in vehicle illumination and electronics, HELLA is the definitive choice for high-quality lighting and electronic component replacements.
Suitable cars
Equivalent products (4)
Hydraulic Pump Steering HELLA 8TL 359 003-341 — compatible car models
| Car models | MERCEDES-BENZ: M-CLASS (W163) |
|---|---|
| Engines | ML 320 (163.154) |
| Year of manufacture | 1998-2005 |
| Manufacturer article number (MPN) | 8TL 359 003-341 |
| OE part numbers | 003 466 64 01, A 003 466 64 01 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
HELLA 8tl359003-341 . Belt Pulley Ø [mm]: 106 mm. Number of grooves: 6. Operating Mode: HY. Pressure [bar]: 100 bar. Pulleys: 0. Rotation Direction: 0
- 1x Hydraulic Pump Steering
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Hydraulic Pump Steering compatible with my car?
This Hydraulic Pump Steering fits MERCEDES-BENZ vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this HELLA Hydraulic Pump Steering have?
This HELLA Hydraulic Pump Steering has the following specifications: Pressure [bar]: 100 bar; Operating Mode: HY; Belt Pulley Ø [mm]: 106 mm; Pulleys: 0; Rotation Direction: 0; Number of grooves: 6. Check the full specifications table above for complete details.
What OE part numbers does this Hydraulic Pump Steering replace?
This Hydraulic Pump Steering replaces OE part numbers: 003 466 64 01, A 003 466 64 01. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Hydraulic Pump Steering cost?
This HELLA Hydraulic Pump Steering is available for £98.99. Hydraulic Pump Steering prices vary depending on brand, specifications, and vehicle compatibility. HELLA parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Hydraulic Pump Steering?
Regular inspection of your Hydraulic Pump Steering is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Hydraulic Pump Steering?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Hydraulic Pump Steering fitted by a professional mechanic.
Can I use this part as a replacement for OE 003 466 64 01?
Yes, this HELLA Hydraulic Pump Steering is a direct replacement for OE part number 003 466 64 01. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the HELLA 8TL 359 003-341 the same as the HELLA 8TL 359 000-131?
No, while both are Hydraulic Pump Steering parts, they are different products. The HELLA 8TL 359 003-341 has Pressure [bar]: 100 bar, Operating Mode: HY, Belt Pulley Ø [mm]: 106 mm. The HELLA 8TL 359 000-131 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.